Warner Bros. Pictures (1923-1967) (Autor/Nombre Corporativo)

Green, F. The film finds its tongue, 1929.

Int'l. mo. pic. alm., 1986 (Warner Bros. Pictures, Inc. conducted business from 1923 to 1967; it existed as Warner Bros.-Seven Arts Limited from July 15, 1967 through July 8, 1969 when it became known as Warner Bros. Inc.)

American film-index, 1916-1920, 1984 (Warner's Features was established by the four Warner brothers in 1912)

Little beau Porky [MP] 1936 (released by Warner Bros. Productions Corp.)

Wikipedia, Sept. 3, 2010 (First National; From 1941 to 1958, most Warner Bros. films bore the combined trademarks "A Warner Bros.-First National Picture")

IMDB, Dec. 22, 2010 (Warner Bros. Pictures; motion picture production and distribution company)

Warner Bros. Pictures was a motion picture production and distribution company. After the demise of Warner's Features in 1915, the Warners did continue to exhibit, and began to produce films. They moved their base of operations to California, started film production in 1918, and built a studio in 1919, but did not incorporate as Warner Bros. Pictures until 1923. Warner Bros. Pictures was renamed Warner Bros.-Seven Arts Limited in 1967.